Cranes
Hydroelectric Power Station Gantry Crane | Heavy-Duty, Outdoor, CE-Compliant
Product Overview
The Hydroelectric Power Station Gantry Crane is a heavy-duty, purpose-built lifting machine designed to operate reliably in the demanding outdoor environments of dams and hydropower facilities. This robust double-girder, rail-mounted gantry crane is engineered for critical, high-load tasks, including the hoisting of spillway gates, intake trash racks, and performing essential turbine maintenance. With a focus on all-weather durability, precision control, and absolute safety, this crane is the trusted solution for ensuring the operational integrity and maintenance of vital hydroelectric infrastructure.
Product Advantages
- Engineered for Mission-Critical Tasks: Custom-designed to handle the specific loads and lifting requirements of hydropower stations, including gate hoisting and turbine maintenance, ensuring operational readiness at all times.
- Built for Extreme Outdoor Conditions: Features an IP55 protection rating, a multi-stage anti-corrosion paint system, and sealed components to deliver reliable performance in harsh weather, high humidity, and extreme temperatures.
- Uncompromising Safety and Redundancy: Designed to a heavy-duty A5-A6 classification, it incorporates multiple redundant safety features, such as dual braking on the main hoist, overload protection, and wind speed monitoring, to ensure maximum safety.
- Precision and Slow-Speed Control: Equipped with standard Variable Frequency Drives (VFDs) on all movements, allowing for extremely slow, smooth, and precise positioning—a critical requirement for aligning gates and handling sensitive turbine components.
- Long-Term Reliability: Constructed from high-strength steel and premium industrial components, this crane is designed for a long service life with minimal maintenance, providing an excellent return on investment for long-term infrastructure projects.
Application Scenarios
- Dam Gate Hoisting: Lifting and positioning heavy service gates, spillway gates, and stoplogs for water flow management and routine maintenance.
- Turbine and Generator Maintenance: Safely handling heavy turbine runners, generator rotors, and other major components during scheduled overhauls and emergency repairs.
- Trash Rack Cleaning and Handling: Lifting and operating trash rack cleaning machines to maintain clear water intake paths and prevent damage to turbines.
- Bulkhead Installation: Precisely placing and removing bulkheads and stoplogs to dewater turbine bays and intake structures for inspection and maintenance.
- Dam Crest Equipment Handling: A versatile tool for lifting various construction materials, spare parts, and other equipment along the length of the dam.
Product Specifications
| Parameter | Specification |
|---|---|
| Rated Capacity | 20t to 250t+ (Custom-engineered for specific requirements) |
| Span | 12 m to 40 m (Customized to dam layout) |
| Max. Lifting Height | 10 m to 100 m+ (Customized for dam height and lift depth) |
| Work Duty | A5–A6 (Heavy Duty) |
| Lifting Speed | 0.5–5 m/min (VFD controlled for high precision) |
| Trolley Traveling Speed | 2–20 m/min (VFD controlled) |
| Crane Traveling Speed | 10–60 m/min (VFD controlled) |
| Hoist Type | Heavy-Duty Open Winch Trolley with specialized lifting beams |
| Hoist Motor | Heavy-duty VFD motor with encoder and thermal protection |
| Travel Motors | VFD-controlled gear motors for smooth travel |
| Control Methods | Air-Conditioned Cabin Control (Standard), Wireless Remote Backup |
| Power Supply | 3-Phase 380V/415V/440V, 50/60Hz |
| Control Voltage | 24V / 48V (Safe control voltage) |
| Electrical Components | Siemens, Schneider, or equivalent high-reliability brands |
| Safety Devices | Dual brakes, overload limiter, anemometer, rail clamps, anti-collision sensors |
| Working Temperature | -25°C to +40°C (Designs for colder climates available) |
| Protection Class | IP55 or higher |
| Paint/Finish | Sandblasted Sa2.5, zinc-rich epoxy primer, and heavy-duty polyurethane topcoat |
| Steel Grade | Q355B High-Strength Carbon Structural Steel or higher |
| Wheel/End Carriage | Forged and hardened steel wheels; heavy-duty box-girder end carriages |
| Rail Size (typical) | QU70, QU80, QU100, QU120 (Recommended for heavy loads) |
| Braking | Dual electromagnetic and/or hydraulic brakes on main hoist |
| Limit Switches | Rotary cam and absolute encoder limit switches for precision |
| Documentation | Full conformity reports, testing data, material certificates |
| Warranty | 1 Year (Extended service and maintenance plans available) |
| Lead Time | 60–120 days (Varies with crane complexity and scale) |
Features at a Glance
- Purpose-built for heavy-duty outdoor use at hydroelectric power stations.
- Reliable performance in gate hoisting, trash rack cleaning, and turbine maintenance.
- Standard VFD controls provide the slow-speed precision essential for dam operations.
- IP55-rated and features a robust anti-corrosion system for all-weather durability.
- CE-compliant, custom-engineered solution with redundant safety systems.
FAQ
1. What’s the information should I provide when inquiry?
More details or drawings, better. A: Lift capacity B: Crane arm length C: lift height: hook travel distance D: What material to lift E: power source or other specials you give us will be more appreciated.
2. How many operating methods for my selection?
Standard operating methods: A: pendent controller with push buttons .B: remote control with push buttons. Choose any type as you like.
3. Can this type work in hazardous environment?
Sure! We can customize for you, acid proof or explosion proof, no problem for that.
4. What about warranty time ?
Use within the standard for the next 12 months.
5. How can we install the crane? Our senior engineer can be your side to do the installation guide service and training.
6. May I visit your factory?
Of course. We can pick you up at train station, high-speed rail station or airport, and book hotel for you.